---_____must I take this medicine every day?  --- Three times a day.
#24416
A
How long
B
How often
C
How far
D
How
推荐题目
—Is it OK to take this seat?—Sorry,              .
#2032
A
it’s taken
B
take it
C
here you are
D
never mind
--The Modern Art Exhibition in the City Museum has been cancelled. --Oh, no!           .
#2775
A
It’s a pity
B
It doesn’t matter
C
I knew it already
D
It’s not interesting at all
-- How do you do?         ---              
#24412
A
Fine. Thank you.
B
How do you do?
C
Good.
D
How are you?
-Can I come and have a look at your new house?-.Yes,_______!
#3151
A
with pleasure
B
I like it
C
I quite agree
D
by all means